1 files changed, 62 insertions, 0 deletions
diff --git a/scripts/tests/perft.bash b/scripts/tests/perft.bash
new file mode 100755
index 0000000..1338569
--- /dev/null
+++ b/scripts/tests/perft.bash
@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+
+status=0
+
+testPerft() {
+    local fen="$1"
+    local depth="$2"
+    local expected="$3"
+
+    echo ""
+
+    result=$(./build/mono "perft" $depth "$fen")
+    count=$(echo "$result" | jq -r '.result')
+    took=$(echo "$result" | jq -r '.ms')
+    if [ "$count" = "$expected" ]; then
+        echo "Results match"
+        echo "Took: $took ms"
+    else
+        echo "RESULTS DONT MATCH"
+        echo "Took: $took ms"
+        echo "Depth: $depth"
+        echo "Fen: $fen"
+        echo "Expected: $expected"
+        echo "Got: $count"
+        status=1
+    fi
+}
+
+configs=(
+    # starting pos
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|1|20"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|2|400"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|3|8902"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|4|197281"
+    "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1|5|4865609"
+
+    # kiwipete
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|1|48"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|2|2039"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|3|97862"
+    "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -|4|4085603"
+
+    # other positions
+    "8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - 0 1|1|14"
+    "8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - 0 1|2|191"
+    "8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - 0 1|3|2812"
+    "8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - 0 1|4|43238"
+
+    # even more cool ones
+    "r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1|1|6"
+    "r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1|2|264"
+    "r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1|3|9467"
+    "r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1|4|422333"
+)
+
+for config in "${configs[@]}"; do
+    IFS='|' read -r fen depth expected <<< "$config"
+    testPerft "$fen" "$depth" "$expected"
+    if [ $status -ne 0 ]; then
+        exit "$status"
+    fi
+done